Exposure
- ID
- MATIS.2025-08-07T06:44:27.489_1
- Header ID
- MATIS.2025-08-07T06:44:27.489
- Date updated
- 2025-08-07 06:50:41 UTC+0000
- Release date
- 2026-08-07 06:50:41 UTC+0000
- UTC Start
- 2025-08-07 06:44:27.489
- UTC End
- 2025-08-07 06:45:33.933
- MJD Start
- 60894.28087372
- MJD End
- 60894.28164274778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007676
- Ambient temperature (°C)
- 13.42
- Seeing (arcsec)
- 0.54
Observation
- ID
- 69416
- Category
- science
- Program ID
- 115.28GN.001
- Program Title
- MID-INFRARED STUDY OF THE PLANETARY ATMOSPHERES OF THE HR 8799 SYSTEM
- Program Type
- Normal
- PI / COI
- HOULLÉ / MILLOUR / SCIGLIUTO / LOPEZ
Target
- ID
- 51581
- Name
- HD 218396
- RA
- 346.871633
- DEC
- 21.13409
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 43.0630 | 43.1750 | 34.9000 | 35.0000 |
| U1-U3 | 81.1510 | 81.3730 | 42.2000 | 42.3000 |
| U1-U4 | 121.4430 | 121.6730 | 68.5350 | 68.4600 |
| U2-U3 | 38.8280 | 38.9330 | 50.4000 | 50.4000 |
| U2-U4 | 88.8340 | 88.8870 | 84.1000 | 83.9860 |
| U3-U4 | 60.5080 | 60.4280 | 104.9700 | 104.8720 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.28GN.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT |
| MJD-OBS | 60894.28087372 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871633 |
| DEC | 21.13409 |
| HIERARCH ESO DET NAME | MATISSE-LM |
| HIERARCH ESO INS FIL NAME | LM |
| HIERARCH ESO INS FIL ID | LM |
| HIERARCH ESO INS DIL NAME | MED |
| HIERARCH ESO INS DIL ID | MED |
| HIERARCH ESO INS MODE | HYBRID |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 10.0 |
| HIERARCH ESO DET SEQ1 PERIOD | 11.074 |
| HIERARCH ESO DET NDIT | 6 |
| HIERARCH ESO ISS PBL12 START | 43.063 |
| HIERARCH ESO ISS PBL12 END | 43.175 |
| HIERARCH ESO ISS PBLA12 START | 34.9 |
| HIERARCH ESO ISS PBLA12 END | 35.0 |
| HIERARCH ESO ISS PBL13 START | 81.151 |
| HIERARCH ESO ISS PBL13 END | 81.373 |
| HIERARCH ESO ISS PBLA13 START | 42.2 |
| HIERARCH ESO ISS PBLA13 END | 42.3 |
| HIERARCH ESO ISS PBL14 START | 121.443 |
| HIERARCH ESO ISS PBL14 END | 121.673 |
| HIERARCH ESO ISS PBLA14 START | 68.535 |
| HIERARCH ESO ISS PBLA14 END | 68.46 |
| HIERARCH ESO ISS PBL23 START | 38.828 |
| HIERARCH ESO ISS PBL23 END | 38.933 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 88.834 |
| HIERARCH ESO ISS PBL24 END | 88.887 |
| HIERARCH ESO ISS PBLA24 START | 84.1 |
| HIERARCH ESO ISS PBLA24 END | 83.986 |
| HIERARCH ESO ISS PBL34 START | 60.508 |
| HIERARCH ESO ISS PBL34 END | 60.428 |
| HIERARCH ESO ISS PBLA34 START | 104.97 |
| HIERARCH ESO ISS PBLA34 END | 104.872 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007676 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007676 |
| HIERARCH ESO ISS AMBI TEMP | 13.42 |
| HIERARCH ESO ISS AMBI FWHM START | 0.54 |
| HIERARCH ESO ISS AMBI FWHM END | 0.54 |